Warning: Javascript must be enabled to use all the features on this page!


Page Loading - Please Wait...

Click to hideNews Bulletins

Groundwater levels for the Nation

! Important: Next Generation Monitoring Location Page

Search Results -- 1 sites found

site_no list =
  • 400303075423201
Minimum number of levels = 1
Save file of selected sites to local disk for future upload

USGS 400303075423201 CH 4820

Chester County, Pennsylvania
Hydrologic Unit Code 02040205
Latitude  40°03'03", Longitude  75°42'32" NAD27
Land-surface elevation 425 feet above NGVD29
This well is completed in the Piedmont and Blue Ridge crystalline-rock aquifers (N400PDMBRX) national aquifer.
This well is completed in the Felsic and Intermediate Gneiss, Amphibolite Facies (400FCIGA) local aquifer.
Output formats
Table of data
Tab-separated data
Graph of data
Reselect period
Graph of groundwater level data at USGS 400303075423201 CH 4820
Breaks in the plot represent a gap of at least one year between field measurements.
Download a presentation-quality graph